Insulator for electric heating elements



FIG. 1 is a front elevational view of an insulator for electric heatingelements, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being amirror image of the side shown;

FIG. 4 is a cross sectional view taken on line 4--4 of FIG. 2;

FIG. 5 is a cross sectional view taken on line 5--5 of FIG. 2;

FIG. 6 is a front elevational view of a modified form of the insulatorfor electric heating elements shown in FIG. 1;

FIG. 7 is a rear elevational view of FIG. 6;

FIG. 8 is a side elevational view of FIG. 6, the opposite side being amirror image of the side shown;

FIG. 9 is a cross sectional view taken on line 9--9 of FIG. 7; and

FIG. 10 is a cross sectional view taken on line 10--10 of FIG. 7.

The ornamental design for an insulator for electric heating elements,substantially as shown and described.